![Black Harrington Jacket with Derby Shoes Smart Casual Chill Weather Outfits In Their 30s: Beyond stylish and comfortable, this casual pairing of a black harrington jacket and blue jeans will provide you with excellent styling opportunities. For extra fashion points, add derby shoes to the mix. A great illustration for any gent who's still figuring out how to dress as a man in his 30s.](https://cdn.lookastic.com/looks/harrington-jacket-short-sleeve-shirt-crew-neck-t-shirt-large-106461.jpg)
![Black Wool Harrington Jacket](https://cdn.lookastic.com/black-wool-harrington-jacket-original-11657335.jpg)
![Beige Short Sleeve Shirt](https://cdn.lookastic.com/beige-short-sleeve-shirt-original-1722813.jpg)
![Dark Green Crew-neck T-shirt](https://cdn.lookastic.com/dark-green-crew-neck-t-shirt-original-4837314.jpg)
![Blue Jeans](https://cdn.lookastic.com/blue-jeans-original-468792.jpg)
![Brown Leather Derby Shoes](https://cdn.lookastic.com/brown-leather-derby-shoes-original-2410827.jpg)
![Yellow Beanie](https://cdn.lookastic.com/yellow-beanie-original-622098.jpg)
Beyond stylish and comfortable, this casual pairing of a black harrington jacket and blue jeans will provide you with excellent styling opportunities. For extra fashion points, add derby shoes to the mix. A great illustration for any gent who's still figuring out how to dress as a man in his 30s.